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习题练习：Physics Unit24: Wave Nature of Light
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 作者: admin  发布日期: 2022-08-28 11:19    总分: 91分  得分: _____________

答题人: 匿名未登录  开始时间: 22年08月28日 11:19  切换到: 整卷模式

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1#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State Huygen's princn.pzna l50g:hiple.
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following is a false9hr;wd8p .kaqyax+qecl 5x-ofq6/h+ statement?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave theory of lc2 4)u zch0)wrsfg8;feko4g sight is attributed to

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The particle theory of light is xh d1 1n(d9 jnu0/xvutattributed to

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a light wave enters into a medium of differec-* yu;6tt0 irg ctr)gt3 pe,pnt optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally trave(j4rmnirorl23.8. ;l get)dgj y3 j gjling in air, enters a piece of glass (index of refraction 1.50),83mlr(gg2)ynrr 3j;jjgje.dl it 4.o its frequency

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling in air, enp,9 e 7bjx)-y.kwdaef ters a wfy9jpe -k ,a.xd be)7piece of glass (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is respons9*k(f h kl kkmcwd(2ik/qz/5ck1l zu .ible for light spreading as it passes through a narrow sl llckz( i9/h(dw5k1kkqmf.z/*ukck2 it?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffracted by large objects s;a mapqj7/,ykf v5z. puch as buildings, whereas light is not noticeably diffracted. ppy5azm k qjv,a7f/. ; Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alternac*uf pu74/l/zx+ ej mlting light and dark bands when light passes through t4mj lpuc+ e/z*x7uf /lwo or more narrow slits?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two light sources are sarewb9 h fw (7k85r10 )s cbdwuybc;)aaid to be coherent if they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we sal7pvu+(5 6 0nidsb8fdlk6ta yy that two light rays striking a screen are in phase wiky 7ld60u n6s5ltdiv+pa f(b8th each other?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different p ((mhyj.qu y;ao*dn 6vaths arriving at point P. If the maximum constructive interference is to (*yaoumj qyvd n;( .6hoccur at point P, the two beams must

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different paths arriving at w/ s mkkxt f*3j)lfx2a*(8nq fpoint P. If the maximum destructive interfereas8nx(fm2x*ffkt ) lk3 /qj* wnce is to occur at point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the central bright spr0;6h-v(2 txlsz7hv 3g/bf*rkgx 8onm dg ; rrot in a double-slit experiment, /d r3g0s*gl6xh;bnorv rm7-t x f8g2(vhzk; r light from each opening arrives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of the central bright spot in a double-a cjzkq;0:of. h(wa;pslit experiment, light from each openfh0 (jzc.p;: oa;kqw aing arrives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima oq41j4ckgf2,dvb k/a ygu7ek1n either side of the central bright spot in a double-slit experik14fa2b, yjk k v/cgqe du41g7ment, light from

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation betw e.yw3xkt* l4ik n3 ve5en/a,leen the slits decreases, whate xl4/kwyl3,tee35 kn *n v.ia happens to the distance between the interference fringes?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experidn2 +y o4he s;w4qm. 0istng9bment, it is observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacentb0i .s4m ;d9tneq42g y+h swon maxima when the slit separation is cut in half?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One beam of coherent light-q3*vzzb5 dh 8mq9oiufacc +/ travels path $P_1$ in arriving at point Q and another coherent beam travels path $P_2$ in arriving at the same point. If these two beams are to interfere destructively, the path difference $P_1 - P_2$ must be equal to

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a wave from one slit of a Young's double slit experiment arrives at a p,8(w* 0v* cyb) (nmbrglyruanoint on the screen one-half wavelength behind the wave from the other slit, whic yg v)*nr (acrml,0yw*b8ub( nh is observed at that point?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Why would it be impossible to obtain interference f) y, 9 lu+//cuvyprzfyringes in a double-slit experiment if the separation of the slits is less thy lfy/ /9 +zy,ucr)uvpan the wavelength of the light used?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacent maxima in a double-slit inter1e8fw)2itt/bamx . z( (3;nyihgqvp sference pattern using monochromatipy hzxvm/(tw3e1q8)it; agf bn2s(i. c light is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prism separates white light into different coujb6+kg j po83*hmq 8glors hgpq 8g+j u36b*mk oj8is

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which allows a rainbow to 8pzwr898u oirc n4 1koform is

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelengthj9*c;cp cfg ::e 6vjlk.fzh 0f slightly shorter than 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength sli)kcz v -u(b84 offgjw+ghtly longer than 750 nm is called

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the greatest refraction when passingew d0-+qtmvy) from air to glass?etd qm)0 -vyw+

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the 9cv125 wkonk6 sx)qggzs;j w6smallest refraction when passing from air to glas5 ;wgwks)go zvx6kn96 qsj2 1cs?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is incident on a thick gg2z7ys -vp8rflass plate with parallel sides, at an ang2-vyf 8gsr7zple between $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distantt2+e b 5*gmppe light source. If she now holds up two fingers, with a very small gap between them, and looks at e*t pme2g5b+p the light source, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffraction experiment, if the width of the slit increases, wharq2;d ib:du1vbz 6 8iht ha2u b8i6dd1v:qhrzb; i ppens to the width of the central maximum on a screen?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings; one has.xbr uu/o8w yk6e(ony3 ey -t* 4000 lines per cm and the other one haw/t.oybr e3 ey6un-oyu(8x* ks 6000 lines per cm. Make a statement comparing the dispersion of the two gratings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings with the same slit stocpz1ey;nq e6jr t0c:ny+ 46eparation, the only difference being that one grating has 3n cr46:p;jtecn yqyt160 e+oz slits and the other 4 slits. If both gratings are illuminated with a beam of the same monochromatic light, make a statement concerning the separation between the orders.

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The colors on an oil slimehu(ded0a ( hm 1p6c-o5.ya gck are caused by reflection and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochromatic light waves can ind,xy* m.evjv0 e uv,dq/hfku 5wbf+4:terfere constructively or destructively, depending on th0uew,f 5fm+vdq e:v/b ky*j hu4dv.,xeir phase difference. One consequence of this phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is travelinmg(i )n*2k: iv q,fausxx5wk.g in glass, strikes an air boundary, theri 5k:qvuif x2)mx k(*nswga,. e is

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is tra* k9p9;kt yeldw 6vfs4veling in air, is reflected by a glass surface, t6;9l9key*f 4 svtpk dwhere is

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap film is being viewed in white light. As the fm 5a5)d1sux )px5tgvp8w. 30apg rgrvilm becomes very much thinner thastrvp5paur xp.8 m1 dv)05)g 3w5axgg n the wavelength of blue light, the film

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavelength of lighsa,uzqfc t fx. )uf3.5t in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens toxas.u. tffzq)5 3f,cu make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is placed on a flat glass plate and illuminated from above wit/iipw /+0/ 5xb9uunsh1f jmg wh monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where thewgfu /jwi n5 +ums1i x0/b9hp/ lens and the glass plate are in direct contact?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the fact that ceruq 9y-r*ch(bgtain sunglasses can reduce glare fychgb*u(- 9q rrom reflected surfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the direction of po v +tzh(; dblj 2*zrbxv . zd4u(wr(.0iqlz-fularization is defined as

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the process to obtain polarized light in a dichroic material liej qvbmq 8lmlys3s4 n z9::wx-0r1 ig*ke a Polaroiz0l*sw q4 njr 3mx::m viy9lq- sb8g1ed film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axes of two Polaroid films are p o -55hqdsz//rfwv0 auerpendicular to each other, what is the percentage of the incident light which will pass the two fu//ad-s5v50o hwzqr films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from t2 0js1 w9lcoaihe surface of a lake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of su5bs4iodo1,ambb- n s7nlight is greatest at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the following isv inealmv)p)ixc.1i;g)oz*3 1 1go zw diffraction NOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears h*p90lhbx(r8jm p 0mzto be more blue toward the zenith (overhead) than it does toward the horimpx0 0rljzb9*(m8p hhzon. This occurs because

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light ($f = 5.0 \times 10^{14} \; Hz$) enters a piece of glass (n = 1.5). What is the frequency of the light while it is in the glass?

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52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passes into glass, wh)hj19 *uv dvrvich has an index of refraction of 1.50. Wrjh9dv) v1*uvhat is the wavelength of the light in the glass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength i)c p2e3uja8d600 nm in a vacuum. It passes into glass, which has an index ij)pdu23ace 8of refraction of 1.50. What is the frequency of the light inside the glass?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passeqx1vl y/4p q nsyt;+o3s into glass, which has an index of refraction of 1.50. What is the speed of the light in the tp3oyq ;/lsy +xv 4q1nglass?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in vacuum is found to travel nkd)eh:z kbh,17x ry4at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 v4t)0vpnnsjk 2xbbrs 2b65h4 *csy: onm in air is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the frequency of the light in the liquid.

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57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in yu* ys 38 v0ct1k pid7dfhq:6pair is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.00 mm apart. Monochromatic light falfrum y n(+;-a2nmk9; u ntte+yls on these slits, and produces a fifth 2uyty(nr-k neaum+m9+t fn;; order interference fringe at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a doubq6 ef r)1n bu1zpma9p.le-slit and the third order bright fringe is seen at a)6brppq. u9 1nm1fz ean angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experime )n c;h4sy tmoj)z/bv-nt, if the separation between the two slits is 0.050 mm and the distan4 b h/oz-n)y;tcs) vmjce from the slits to a screen is 2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is8s+ 6tvpsvm7/b(cku6 rpa/+hx:x lwl 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m frs6alvt +h lwv8u6sr:xbmpkc /x+/p 7(om the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Monochromatic lige 71.vm vt3qihp6exqz) e( x6ght of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interz3 (vev.em qxq 6t pe671ihgx)ference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Young's doubtl1;3yy );1kfbrk fzsle slit setup that has a slit sls;zykf1y3;tf ) kr1 beparation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright fringe and the zeroth-order bright fringe?

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64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel light beam conta2b5myj;o;vx)z bsgz 60t opp5ining two wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is 1.4vy; p5m;z xobtjb0pos5zg)2 6 830 at 480 nm and 1.4760 at 700 nm. Determine the angle between the two beams in the glass.

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65#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A ray of light consisting of blue light (wavelength 480 nm) av brn.8-driw+ e2kib+ nd red light (wavelengt+ rikbd n+br.8ive2w-h 670 nm) is incident on a thick piece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slit of width 0.20 mm. What idxvzh;f,d:nx iry jt8(h --c(s the angular width of the c:z-d;j nyc h,8 fx(-rxhd( vitentral diffraction peak?

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which is 0.050 mm wide, is p+p)2gkib x4y kat,;z illuminated by light of 550 nm wavelengk )zy2gti p 4xpb+,;kath. What is the angular separation between the first two minima on either side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is in 4jj.c irbrrw))g5v1dcident on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to beg4r r.)i )vcj r51wdjb 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on a slit 0.2rd(.d- uu (ykn0 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of.-ykrnu(u(d d the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of width 0cndl i8 hg. ;zv.uyy93.300 mm. An observing screen is placed 2.i ny3g 8l9vuz;dhyc..00 m from the slit. Find the position of the first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incbu7-i)g7e f,xen)xy f ident on a slit of width 0.300 mm. An observing screen is placed 2.00 m froyfbux7i f)7-enx e,g )m the slit. Find the width of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 7000 lines per centimeter, its second oac yk+an4+9k:seq4 aqrder maximum is at q9kc+ae+ak qs:4yn 4a$62.4^{\circ}$. What is the wavelength of the light?

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73#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 5000 lines per cm. The angle b-xb+ ike v3s7,zhf g,setween the central maximum hesv, 7gk -bs+3,fxz iand the fourth order maximum is $47.2^{\circ}$. What is the wavelength of the light?

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74#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light is incident on a grating tvwk8y* 9ldnt:nw+ 2pt hat is 75 mm wide and ruled with 50,000 lines. The secnlwv yt*n8+k:9w2dt pond-order maximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 6u7u7sqf c7vcw0w *f 9wi 5qe7v00 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum whenq777e 7wqvi ffc 0wvscu*9u5w it passes through the same diffraction grating. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 mjdwas,ey+g) *i8 g.b lines per centimeter ruled on it. What is the angular separation between the second and the third orders on the same 8)+ jsidy amw.bg,e*gside of the central order when the grating is illuminated with a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectral hues by a grating. If the grating 3(pgf43p3o ovszd3 upr(g mt) has 2000 lines per centimeter, at what angle will red light (640 nm) appear in the fi34g3p uzmv(fgpsop)r3 t (do3rst order?

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78#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A He-Ne laser (632.8 nmm p;dz:iq h1.m3qsr,v) is used to calibrate a grating. If the first-order maximus 31im: phv,.d;q qrzmm occurs at $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a grating. nor q9 (s qa+fe)d+h)iIf the third-order maximum of the diffraction patter(d ))onq q+rasi +hf9en is observed at $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is inco9oxk2g8 0am )gsbat5m;zyw2ident normally on a grating. If the third-order maximum of the difwk;boty8) a 5 a29s2o m0gxmgzfraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated from another glassce z.d 4 sqlac*08-z gv+plqa* plate at one end by a strand of someone's+ 8qvaap*.d4sezlcgc zq 0-l* hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an index of refractielj j)coh: )ad8n c, xl)x4rg7on of 1.33. What minimum thickness of this bubble will ensure maximum reflhxo c)xje 7 jc8dral,n4 :)lg)ectance of normally incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 n)cx7 mw fzo( 8ik;*ufnm illuminates a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when ;kiuxw87 foz)m*(ncfthe light is incident normally on it?

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84#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the minimum thickness of a nonreflb6h :j :epird.0 w5ejeecting film coating (n = 1.30) on a glass lens (n = 1.50be:e 6jwhp ird 0.:5ej) for wavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolarized light and jw(t-nd3dj /z5y:+twz6q3.er80 bblo g vbbmthe intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred 6jb0-dj tmtdz/5zq.rlv(ob8y+ b 3: ng3ewbwdirection rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred directionk/r*+ gv e ln,qmtq;e6 rotated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air strikes a fla n/o)22,d hh63q;nng y tutg-g)fv spht piece of glass at an angle of yphtgnt ggn 2sq2 /d;)3o,)-6fh nhuv$57.3^{\circ}$. If the reflected beam is completely polarized, what is the index of refraction of the glass?

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88#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Unpolarized light is passed through a polarizer-analyzer combination. The trna fa.aq- fc)+ansmission axes of the pola aa-fn aq.)+fcrizer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when its image reflected zo 0bvivm0 hic42;6gj ;ib1-mlrdvi,: vkrz7 in calm water is compl ijb074z i r6 ,d2;0g:zrv;lc-mikhivv1ov mb etely polarized?

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90#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light passes through a jj;yr;:3nmwgt1 oy 2npolarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced t2 n3yorwgjy;tm ;:nj1o 10% of the intensity incident on the analyzer. What is the angle between the axes of the polarizer and the analyzer?

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91#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the Brewster's angle for light traveling in vacuum andq14 .qtd *,fkxa2yb lfm;(*qtswhqp p0mq4l ) reflecting off a piece of gl qx (hbp1m*lq)*psqd,a2lfmqyq; tk4w4 .tf0ass of index of refraction 1.48?

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